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Author Question: The diurnal rotation of the stars refers to the A) apparent rotation of the celestial sphere due ... (Read 50 times)

MGLQZ

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on: Jul 29, 2018
The diurnal rotation of the stars refers to the
 
  A) apparent rotation of the celestial sphere due to the rotation of the Earth.
  B) movement of the stars across the sky during daytime hours.
  C) rate of spin of stars in their formation stage.
  D) particular constellations that are visible in different times of the year.

Question 2

What is the upper limit of stars the unaided eye can discern on a moonless night in a rural area?
 
  A) about 3000
  B) about 30,000
  C) about 300,000
  D) about 3,000,000


Jmfn03

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Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


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